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Part fits the following years:1968, 1969, 1970, 1971, 1972

Rear End Assemblies, A-Body Bolt-In Axles W/ Moser Disc Brakes w/Trutrac Diff., 33 Spline, 4.11 Gears

Part# CH31327


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SAVE: $344.96 Retail: $3,794.95

OPGI Price: $3,449.99


Part Type: (P) High Performance, designed to improve performance
Years: Sold As: EACH

Made in the USA

Complete 12-bolt assembly

  • NOTE1: Unit comes with the differential assembled, but axles are not installed and options such as brakes are shipped in kit form.
  • NOTE2: When ordering assemblies without disc brakes, OE drum brakes must be used.
  • NOTE3: When using OE drum brakes, slight clearancing to the backing plates are required.
  • NOTE4: Rear end assemblies are shipped without fluid.
  • NOTE5: These high-performance items are not eligible for any further discounts or promotional pricing.
  • NOTE6: Rear end assemblies are designed for use with factory style shocks. Due to the design changes in this assembly, aftermarket coil-overs will require modification to the shock bracket.
  • SHIP NOTE: This item exceeds standard size and is exempt from free shipping. more info
  • SHIP NOTE: This item cannot be shipped FedEx Ground and requires Truck Freight Delivery which must be prepaid by credit or check (no C.O.D). Please call or email us for an exact quote. more info
  • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer. more info

Upgrade your rear end and differential with this complete package from Moser Engineering. Each heavy-duty 12-bolt assembly is application specific and ready to bolt directly into your vehicle using the original mounting points. Designed and manufactured in the USA, these are the most rugged packages on the market today. Each kit is custom tailored to suit your needs, with various options for differential, axles, gears, and brakes.

Each rear end package includes: - Cast iron center housing - Seamless steel axle tubes - Differential Unit - Ring and Pinion Gear - Pinion Yoke ( for 1310 u-joint) - Custom alloy axles - Timken sealed ball bearings - Axle seals - Wheel studs (5 x 4.75” pattern) - Heavy-duty retainer plates (bolt-in axle applications) - T-bolt kit (bolt-in axle applications) - Cast aluminum rear cover Moser rear disc brake kits are included with your rear end and designed to improve your stopping power. Ready for installation, these kits utilize a cast-iron GM caliper with integrated parking brake, plain 11.25” rotor, and all necessary mounting brackets and hardware for hassle-free installation. Disc brake kits are for use with 15” or larger diameter wheels.

California Prop 65 Icon WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Ships direct from manufacturer.
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